Example of a Prompt

Agent: Document Agent

<aside> <img src="notion://custom_emoji/be6005d7-8302-4c8e-93fe-03d0d3d71970/12f3c107-d7a8-8009-8054-007a9b09b0b8" alt="notion://custom_emoji/be6005d7-8302-4c8e-93fe-03d0d3d71970/12f3c107-d7a8-8009-8054-007a9b09b0b8" width="40px" />

I want to create a "xxxx" system. I'll create a non-functional requirements document using @ Non-Functional Requirements Document Template.

</aside>

Template

# System Non-Functional Requirements Specification

## Document Information

| Item          | Content                                          |
| ------------- | ------------------------------------------------ |
| Document Name | System Non-Functional Requirements Specification |
| Version       | 1.0                                              |
| Creation Date | YYYY/MM/DD                                       |
| Last Updated  | YYYY/MM/DD                                       |
| Author        |                                                  |
| Approver      |                                                  |

## Revision History

| Version | Date       | Change Description | Changed By | Approved By |
| ------- | ---------- | ------------------ | ---------- | ----------- |
| 0.1     | YYYY/MM/DD | Initial Draft      |            |             |
| 1.0     | YYYY/MM/DD | Official Release   |            |             |

## 1. Overview

### 1.1 Purpose

This document defines the non-functional requirements for the "XX System" and serves as a guideline for the design, development, testing, and operation phases.

### 1.2 Target System

- System Name:
- System Overview:
- Number of Users:
- Operating Environment:

### 1.3 System Configuration Overview

(System configuration diagram attached)

## 2. Performance Requirements

### 2.1 Response Time

| Process           | Target Response Time | Maximum Allowable Response Time | Measurement Conditions |
| ----------------- | -------------------- | ------------------------------- | ---------------------- |
| Screen Display    | Within 1 second      | Within 3 seconds                | Under normal load      |
| Search Processing | Within 2 seconds     | Within 5 seconds                | Under normal load      |
| Report Output     | Within 5 seconds     | Within 10 seconds               | Under normal load      |
| Batch Processing  | -                    | Within XX hours                 | -                      |

### 2.2 Throughput

| Process                | Expected Transactions | Maximum Transactions | Remarks |
| ---------------------- | --------------------- | -------------------- | ------- |
| Transaction Processing | XX items/sec          | XX items/sec         | -       |
| Batch Processing       | XX items/hour         | XX items/hour        | -       |

### 2.3 Concurrent Connections

| Item                | Normal | Peak | Remarks |
| ------------------- | ------ | ---- | ------- |
| Concurrent Users    | XX     | XX   | -       |
| Concurrent Sessions | XX     | XX   | -       |

### 2.4 Resource Usage

| Resource          | Normal Upper Limit | Peak Upper Limit | Remarks |
| ----------------- | ------------------ | ---------------- | ------- |
| CPU Usage         | XX%                | XX%              | -       |
| Memory Usage      | XX%                | XX%              | -       |
| Disk Usage        | XX%                | XX%              | -       |
| Network Bandwidth | XXMbps             | XXMbps           | -       |

## 3. Availability Requirements

### 3.1 Operating Rate

| Item                  | Requirement                  | Remarks                    |
| --------------------- | ---------------------------- | -------------------------- |
| Annual Operating Rate | 99.X%                        | Excluding planned downtime |
| Operating Hours       | 24/7 or Weekdays XX:XX-XX:XX | -                          |
| Planned Downtime      | Once a month, XX hours       | Last Saturday of the month |

### 3.2 Failure Response

| Item                        | Requirement                                                      | Remarks |
| --------------------------- | ---------------------------------------------------------------- | ------- |
| Target Recovery Time (RTO)  | Major failure: within X hours<br />Minor failure: within X hours | -       |
| Target Recovery Point (RPO) | X points (data from X hours ago)                                 | -       |
| Failure Detection Time      | Within X minutes                                                 | -       |

### 3.3 Redundancy Configuration

| Item               | Requirement                      | Remarks |
| ------------------ | -------------------------------- | ------- |
| Server Redundancy  | Required / Not required          | -       |
| Storage Redundancy | Required (RAID X) / Not required | -       |
| Network Redundancy | Required / Not required          | -       |
| Power Redundancy   | Required / Not required          | -       |

## 4. Scalability Requirements

### 4.1 Future Expansion Forecast

| Item                   | Current | Forecast in X Years | Remarks |
| ---------------------- | ------- | ------------------- | ------- |
| Number of Users        | XX      | XX                  | -       |
| Data Volume            | XX TB   | XX TB               | -       |
| Number of Transactions | XX/day  | XX/day              | -       |

### 4.2 Scalability

| Item                       | Requirement             | Remarks |
| -------------------------- | ----------------------- | ------- |
| Scale Out                  | Possible / Not possible | -       |
| Scale Up                   | Possible / Not possible | -       |
| Maximum Expansion/Capacity | XX units / XX TB        | -       |

## 5. Security Requirements

### 5.1 Authentication & Authorization

| Item                     | Requirement                                                                                                                            | Remarks |
| ------------------------ | -------------------------------------------------------------------------------------------------------------------------------------- | ------- |
| Authentication Method    | ID/password, multi-factor authentication, etc.                                                                                         | -       |
| Password Policy          | Minimum length: X<br />Expiration: X days<br />History: X generations<br />Complexity: includes uppercase, lowercase, numbers, symbols | -       |
| Access Control           | Role-based, attribute-based, etc.                                                                                                      | -       |
| Privileged ID Management | Managed by XX                                                                                                                          | -       |

### 5.2 Data Protection

| Item                          | Requirement                                                                     | Remarks |
| ----------------------------- | ------------------------------------------------------------------------------- | ------- |
| Stored Data Encryption        | Required / Not required<br />Encryption algorithm: XX                           | -       |
| Communication Data Encryption | Required (TLS 1.2+) / Not required                                              | -       |
| Personal Data Protection      | Masking: Required / Not required<br />Pseudonymization: Required / Not required | -       |

### 5.3 Security Monitoring

| Item                     | Requirement                                                                                                                | Remarks |
| ------------------------ | -------------------------------------------------------------------------------------------------------------------------- | ------- |
| Log Acquisition          | Access log: Required / Not required<br />Operation log: Required / Not required<br />Security log: Required / Not required | -       |
| Log Retention Period     | X years                                                                                                                    | -       |
| Intrusion Detection      | Required / Not required                                                                                                    | -       |
| Vulnerability Assessment | Conducted X times/year                                                                                                     | -       |

## 6. Operation & Maintenance Requirements

### 6.1 Monitoring Requirements

| Item                | Requirement                                             | Remarks |
| ------------------- | ------------------------------------------------------- | ------- |
| Monitoring Targets  | Server status, resource usage, application status, etc. | -       |
| Monitoring Interval | Every X minutes                                         | -       |
| Alert Notification  | Recipient: XX<br />Method: XX                           | -       |

### 6.2 Backup & Restore

| Item                    | Requirement                                         | Remarks |
| ----------------------- | --------------------------------------------------- | ------- |
| Backup Method           | Full backup: weekly<br />Differential backup: daily | -       |
| Backup Time Slot        | XX:XX-XX:XX                                         | -       |
| Restore Target Time     | Within X hours                                      | -       |
| Backup Retention Period | X weeks                                             | -       |

### 6.3 Patch Application

| Item                        | Requirement                                   | Remarks |
| --------------------------- | --------------------------------------------- | ------- |
| Security Patch              | Applied within X days according to importance | -       |
| Application Patch           | Applied monthly in batch                      | -       |
| Patch Application Time Slot | XX:XX-XX:XX                                   | -       |

### 6.4 Failure Response

| Item                     | Requirement                                                                               | Remarks |
| ------------------------ | ----------------------------------------------------------------------------------------- | ------- |
| Support Hours            | 24/7 or Weekdays XX:XX-XX:XX                                                              | -       |
| Failure Level Definition | Level 1 (Critical): XX<br />Level 2 (Moderate): XX<br />Level 3 (Minor): XX               | -       |
| Initial Response Time    | Level 1: within X hours<br />Level 2: within X hours<br />Level 3: within X business days | -       |

## 7. Compatibility & Portability Requirements

### 7.1 Client Environment

| Item              | Requirement                                   | Remarks |
| ----------------- | --------------------------------------------- | ------- |
| Supported OS      | Windows 11/10, macOS X.X+, etc.               | -       |
| Supported Browser | Chrome XX+, Edge XX+, Firefox XX+, Safari XX+ | -       |
| Supported Mobile  | iOS XX+, Android XX+                          | -       |
| Screen Resolution | Minimum: 1920×1080                            | -       |

### 7.2 External System Integration

| Integrated System | Integration Method    | Protocol      | Data Format | Remarks |
| ----------------- | --------------------- | ------------- | ----------- | ------- |
| XX System         | Real-time integration | API (REST)    | JSON        | -       |
| XX System         | Batch integration     | File transfer | CSV         | -       |

### 7.3 Data Migration

| Item                      | Requirement      | Remarks |
| ------------------------- | ---------------- | ------- |
| Data Migration Target     | XX data, XX data | -       |
| Data Migration Time       | Within X hours   | -       |
| Downtime During Migration | Within X hours   | -       |

## 8. Reliability Requirements

### 8.1 Quality Goals

| Item                 | Requirement                             | Remarks |
| -------------------- | --------------------------------------- | ------- |
| Critical Bug Rate    | Within X cases in X weeks after release | -       |
| Error Detection Rate | 99%                                     | -       |
| Data Consistency     | 100%                                    | -       |

### 8.2 Error Handling

| Item             | Requirement                                     | Remarks |
| ---------------- | ----------------------------------------------- | ------- |
| Input Error      | Immediate feedback                              | -       |
| System Error     | Error log recording, administrator notification | -       |
| Retry Processing | Up to X times                                   | -       |

## 9. Usability Requirements

### 9.1 Accessibility

| Item                   | Requirement                  | Remarks |
| ---------------------- | ---------------------------- | ------- |
| Accessibility Standard | WCAG 2.1 AA level compliance | -       |
| Multilingual Support   | Japanese, English            | -       |

### 9.2 Operability

| Item                   | Requirement                         | Remarks |
| ---------------------- | ----------------------------------- | ------- |
| Operation Mastery Time | Within X hours                      | -       |
| Help Function          | Online help, tooltips               | -       |
| Screen Navigation      | Reach target screen within 3 clicks | -       |

## 10. Legal & Regulatory Compliance Requirements

### 10.1 Compliance

| Item                                | Requirement                | Remarks |
| ----------------------------------- | -------------------------- | ------- |
| Personal Information Protection Law | Mandatory                  | -       |
| GDPR                                | Mandatory / Not applicable | -       |
| Industry-Specific Regulations       | XX Law, XX Regulation      | -       |

### 10.2 Audit & Traceability

| Item                  | Requirement             | Remarks |
| --------------------- | ----------------------- | ------- |
| Audit Log             | Mandatory               | -       |
| Data Retention Period | X years                 | -       |
| Tamper Prevention     | Required / Not required | -       |

## 11. Disaster Recovery Requirements

### 11.1 BCP Measures

| Item            | Requirement             | Remarks |
| --------------- | ----------------------- | ------- |
| RTO in Disaster | Within X hours          | -       |
| RPO in Disaster | Within X hours          | -       |
| Backup Site     | Required / Not required | -       |

### 11.2 Data Center Requirements

| Item                      | Requirement                                            | Remarks |
| ------------------------- | ------------------------------------------------------ | ------- |
| Geographical Distribution | Required (X sites or more) / Not required              | -       |
| Earthquake Resistance     | Required (supports seismic intensity X) / Not required | -       |
| Private Power Generation  | Required (operates for X hours) / Not required         | -       |

## 12. Other Non-Functional Requirements

### 12.1 Education & Training

| Item                   | Requirement                          | Remarks |
| ---------------------- | ------------------------------------ | ------- |
| Administrator Training | X hours of training                  | -       |
| End User Training      | X hours of training, manual provided | -       |

### 12.2 Support System

| Item          | Requirement                                                                        | Remarks |
| ------------- | ---------------------------------------------------------------------------------- | ------- |
| Support Desk  | Phone, Email, Chat                                                                 | -       |
| Support Hours | Weekdays XX:XX-XX:XX                                                               | -       |
| Support Level | Level 1: Help Desk<br />Level 2: Technical Support<br />Level 3: Developer Support | -       |

## 13. Non-Functional Requirement Prioritization

The following non-functional requirements are prioritized based on alignment with business requirements.

| Priority | Non-Functional Requirement Category | Reason        |
| -------- | ----------------------------------- | ------------- |
| 1        | XX                                  | Because of XX |
| 2        | XX                                  | Because of XX |
| 3        | XX                                  | Because of XX |

## 14. References & Appendix

### 14.1 Reference Standards & Guidelines

- XX Standard
- XX Guideline
- XX Reference

### 14.2 Glossary

| Term | Description     |
| ---- | --------------- |
| XX   | Term meaning XX |
| XX   | Term meaning XX |

### 14.3 Related Documents

- XX Requirements Definition Document
- XX System Design Document
- XX Operation Design Document

この下から続きをかく⇩

# Membership Management System Non-Functional Requirements

## Overview

This document defines essential non-functional requirements for the Membership Management System. The system manages member registration, updates, search, withdrawal, access control, and history. Expected users: hundreds to thousands. Environment: Cloud (e.g., AWS), Web application.

## Performance

| Item            | Target | Max      |
| --------------- | ------ | -------- |
| Screen Load     | ≤1 sec | ≤3 sec   |
| Search          | ≤2 sec | ≤5 sec   |
| Register/Update | ≤2 sec | ≤5 sec   |
| Batch           | -      | ≤2 hours |

| Item         | Normal | Peak |
| ------------ | ------ | ---- |
| Users        | 100    | 500  |
| Sessions     | 100    | 500  |
| CPU Usage    | ≤70%   | ≤90% |
| Memory Usage | ≤70%   | ≤90% |

## Availability

| Item             | Requirement    |
| ---------------- | -------------- |
| Uptime           | 99.9% yearly   |
| Operation        | 24/7           |
| Planned Downtime | ≤2 hrs/month   |
| RTO              | ≤4 hrs (major) |
| RPO              | ≤2 hrs         |

## Security

| Item          | Requirement               |
| ------------- | ------------------------- |
| Auth Method   | ID/password, MFA          |
| Password      | ≥8 chars, 90-day expiry   |
| Access Ctrl   | Role-based                |
| Data Encrypt  | AES256, TLS 1.2+          |
| Logging       | Access/operation/security |
| Log Retention | 3 years                   |

## Scalability

| Item  | Current | 3 Years             |
| ----- | ------- | ------------------- |
| Users | 1,000   | 5,000               |
| Data  | 1TB     | 5TB                 |
| Scale | Out/Up  | Max 10 servers/10TB |

## Maintenance

| Item       | Requirement                     |
| ---------- | ------------------------------- |
| Monitoring | Server/resource/app status      |
| Interval   | Every 5 min                     |
| Backup     | Full weekly, diff daily         |
| Restore    | ≤4 hrs                          |
| Patch      | Security: ≤5 days, App: monthly |

## Usability

| Item          | Requirement           |
| ------------- | --------------------- |
| Accessibility | WCAG 2.1 AA           |
| Languages     | Japanese, English     |
| Help          | Online help, tooltips |
| Mastery Time  | ≤1 hr                 |

## Compliance

| Item        | Requirement                 |
| ----------- | --------------------------- |
| Privacy Law | Required                    |
| GDPR        | Not applicable (Japan only) |
| Audit Log   | Required, 3 years retention |

## Disaster Recovery

| Item        | Requirement             |
| ----------- | ----------------------- |
| BCP RTO     | ≤6 hrs                  |
| BCP RPO     | ≤2 hrs                  |
| Backup Site | Required (other region) |

## Prioritization

| Priority | Category     | Reason                      |
| -------- | ------------ | --------------------------- |
| 1        | Security     | Handles personal data       |
| 2        | Availability | Business impact of downtime |
| 3        | Performance  | Growth in user base         |

Output Image

# Non-Functional Requirements Design Document for Membership Management System

## Document Information

| Item          | Content                                                                      |
| ------------- | ---------------------------------------------------------------------------- |
| Document Name | Non-Functional Requirements Design Document for Membership Management System |
| Version       | 1.0                                                                          |
| Creation Date | 2025/08/15                                                                   |
| Last Updated  | 2025/08/15                                                                   |
| Author        | Dummy                                                                        |
| Approver      |                                                                              |

## Revision History

| Version | Date       | Change Details   | Changed By | Approver |
| ------- | ---------- | ---------------- | ---------- | -------- |
| 0.1     | 2025/08/15 | Initial Draft    | Dummy      |          |
| 1.0     | 2025/08/15 | Official Release | Dummy      |          |

## 1. Overview

### 1.1 Purpose

This document defines the non-functional requirements for the "Membership Management System" and serves as a guideline for the design, development, testing, and operation phases.

### 1.2 Target System

- System Name: Membership Management System
- System Overview: Handles member information registration, modification, search, withdrawal management, access rights management, and history management.
- Number of Users: Several hundred to several thousand
- Operating Environment: Cloud environment (e.g., AWS), Web application

### 1.3 System Configuration Overview

(Membership Management System configuration diagram to be attached)

## 2. Performance Requirements

### 2.1 Response Time

| Process             | Target Response Time | Maximum Allowable Response Time | Measurement Conditions |
| ------------------- | -------------------- | ------------------------------- | ---------------------- |
| Screen Display      | Within 1 second      | Within 3 seconds                | Under normal load      |
| Search Process      | Within 2 seconds     | Within 5 seconds                | Under normal load      |
| Registration/Update | Within 2 seconds     | Within 5 seconds                | Under normal load      |
| Batch Processing    | -                    | Within 2 hours                  | Monthly processing     |

### 2.2 Throughput

| Process                | Expected Transactions | Maximum Transactions | Remarks                          |
| ---------------------- | --------------------- | -------------------- | -------------------------------- |
| Transaction Processing | 100/sec               | 300/sec              | Member registration/modification |
| Batch Processing       | 5,000/hour            | 20,000/hour          | Bulk member updates              |

### 2.3 Concurrent Connections

| Item                | Normal | Peak | Remarks                             |
| ------------------- | ------ | ---- | ----------------------------------- |
| Concurrent Users    | 100    | 500  | Peak during registration/withdrawal |
| Concurrent Sessions | 100    | 500  |                                     |

### 2.4 Resource Usage

| Resource          | Normal Max | Peak Max | Remarks |
| ----------------- | ---------- | -------- | ------- |
| CPU Usage         | 70%        | 90%      |         |
| Memory Usage      | 70%        | 90%      |         |
| Disk Usage        | 80%        | 90%      |         |
| Network Bandwidth | 200Mbps    | 800Mbps  |         |

## 3. Availability Requirements

### 3.1 Operation Rate

| Item                  | Requirement           | Remarks                       |
| --------------------- | --------------------- | ----------------------------- |
| Annual Operation Rate | 99.9%                 | Excluding planned downtime    |
| Operation Hours       | 24/365                |                               |
| Planned Downtime      | Once a month, 2 hours | Maintenance during late night |

### 3.2 Failure Response

| Item                        | Requirement                                   | Remarks |
| --------------------------- | --------------------------------------------- | ------- |
| Target Recovery Time (RTO)  | Major: within 4 hours, Minor: within 12 hours |         |
| Target Recovery Point (RPO) | Data from 2 hours ago                         |         |
| Failure Detection Time      | Within 10 minutes                             |         |

### 3.3 Redundancy Configuration

| Item               | Requirement      | Remarks          |
| ------------------ | ---------------- | ---------------- |
| Server Redundancy  | Required         | LB configuration |
| Storage Redundancy | Required (RAID1) |                  |
| Network Redundancy | Required         |                  |
| Power Redundancy   | Required         |                  |

## 4. Scalability Requirements

### 4.1 Future Expansion Forecast

| Item                   | Current   | 3 Years Forecast | Remarks |
| ---------------------- | --------- | ---------------- | ------- |
| Number of Users        | 1,000     | 5,000            |         |
| Data Volume            | 1TB       | 5TB              |         |
| Number of Transactions | 1,000/day | 5,000/day        |         |

### 4.2 Scalability

| Item                   | Requirement   | Remarks        |
| ---------------------- | ------------- | -------------- |
| Scale-out              | Possible      |                |
| Scale-up               | Possible      |                |
| Max Expansion/Capacity | 10 units/10TB | Server/DB etc. |

## 5. Security Requirements

### 5.1 Authentication/Authorization

| Item                     | Requirement                                                                                                                | Remarks      |
| ------------------------ | -------------------------------------------------------------------------------------------------------------------------- | ------------ |
| Authentication Method    | ID/Password, Multi-factor authentication                                                                                   | Member/Admin |
| Password Policy          | At least 8 characters, 90-day expiration, history of 3 generations, must include upper/lowercase letters, numbers, symbols |              |
| Access Control           | Role-based                                                                                                                 | Member/Admin |
| Privileged ID Management | Strict management by administrator                                                                                         |              |

### 5.2 Data Protection

| Item                            | Requirement                  | Remarks                  |
| ------------------------------- | ---------------------------- | ------------------------ |
| Stored Data Encryption          | Required (AES256)            | Member info              |
| Communication Data Encryption   | Required (TLS 1.2 or higher) | Web communication        |
| Personal Information Protection | Masking, pseudonymization    | Upon withdrawal/deletion |

### 5.3 Security Monitoring

| Item                     | Requirement                             | Remarks |
| ------------------------ | --------------------------------------- | ------- |
| Log Acquisition          | Access/operation/security logs required |         |
| Log Retention Period     | 3 years                                 |         |
| Intrusion Detection      | Required                                | IDS/IPS |
| Vulnerability Inspection | Conducted twice a year                  |         |

## 6. Operational Maintainability Requirements

### 6.1 Monitoring Requirements

| Item                | Requirement                                              | Remarks |
| ------------------- | -------------------------------------------------------- | ------- |
| Monitoring Targets  | Server status, resource usage, application status        |         |
| Monitoring Interval | Every 5 minutes                                          |         |
| Alert Notification  | Email notification to administrator, automatic reporting |         |

### 6.2 Backup/Restore

| Item                    | Requirement                       | Remarks |
| ----------------------- | --------------------------------- | ------- |
| Backup Method           | Full: weekly, Differential: daily |         |
| Backup Time Slot        | 2am–4am                           |         |
| Restore Target Time     | Within 4 hours                    |         |
| Backup Retention Period | 4 weeks                           |         |

### 6.3 Patch Application

| Item                        | Requirement           | Remarks |
| --------------------------- | --------------------- | ------- |
| Security Patch              | Applied within 5 days |         |
| Application Patch           | Applied monthly       |         |
| Patch Application Time Slot | 2am–4am               |         |

### 6.4 Failure Response

| Item                     | Requirement                                                                      | Remarks |
| ------------------------ | -------------------------------------------------------------------------------- | ------- |
| Support Hours            | 24/365                                                                           |         |
| Failure Level Definition | Level 1 (Critical), Level 2 (Moderate), Level 3 (Minor)                          |         |
| Initial Response Time    | Level 1: within 2 hours, Level 2: within 4 hours, Level 3: within 1 business day |         |

## 7. Compatibility/Portability Requirements

### 7.1 Client Environment

| Item               | Requirement                                       | Remarks |
| ------------------ | ------------------------------------------------- | ------- |
| Supported OS       | Windows 11/10, Latest macOS, iOS 16+, Android 13+ |         |
| Supported Browsers | Chrome, Edge, Firefox, Safari (latest)            |         |
| Screen Resolution  | Minimum: 1920×1080                                |         |

### 7.2 External System Integration

| Integrated System   | Integration Method | Protocol      | Data Format | Remarks                  |
| ------------------- | ------------------ | ------------- | ----------- | ------------------------ |
| Customer Management | API Integration    | REST          | JSON        |                          |
| Payment             | Batch Integration  | File Transfer | CSV         | Monthly processing, etc. |

### 7.3 Data Migration

| Item                               | Requirement               | Remarks         |
| ---------------------------------- | ------------------------- | --------------- |
| Data Migration Target              | Member data, history data | From old system |
| Data Migration Time                | Within 6 hours            |                 |
| Business Downtime During Migration | Within 2 hours            |                 |

## 8. Reliability Requirements

### 8.1 Quality Goals

| Item                      | Requirement                           | Remarks |
| ------------------------- | ------------------------------------- | ------- |
| Major Bug Occurrence Rate | 1 or less within 1 week after release |         |
| Error Detection Rate      | 99.5%                                 |         |
| Data Integrity            | 100%                                  |         |

### 8.2 Error Handling

| Item             | Requirement                       | Remarks |
| ---------------- | --------------------------------- | ------- |
| Input Error      | Immediate feedback                |         |
| System Error     | Log recording, admin notification |         |
| Retry Processing | Up to 3 times                     |         |

## 9. Usability Requirements

### 9.1 Accessibility

| Item                   | Requirement           | Remarks |
| ---------------------- | --------------------- | ------- |
| Accessibility Standard | WCAG 2.1 AA compliant |         |
| Multilingual Support   | Japanese, English     |         |

### 9.2 Operability

| Item                    | Requirement                         | Remarks |
| ----------------------- | ----------------------------------- | ------- |
| Operation Learning Time | Within 1 hour                       |         |
| Help Function           | Online help, tooltips               |         |
| Screen Navigation       | Reach target screen within 3 clicks |         |

## 10. Legal/Regulatory Compliance Requirements

### 10.1 Compliance

| Item                                | Requirement                                 | Remarks                       |
| ----------------------------------- | ------------------------------------------- | ----------------------------- |
| Personal Information Protection Law | Mandatory compliance                        |                               |
| GDPR                                | Not applicable                              | Limited to residents in Japan |
| Industry-specific Regulations       | Specified Commercial Transactions Act, etc. |                               |

### 10.2 Audit/Traceability

| Item                  | Requirement                           | Remarks |
| --------------------- | ------------------------------------- | ------- |
| Audit Log             | Required                              |         |
| Data Retention Period | 3 years                               |         |
| Tamper Prevention     | Required (e.g., electronic signature) |         |

## 11. Disaster Recovery Requirements

### 11.1 BCP Measures

| Item            | Requirement    | Remarks          |
| --------------- | -------------- | ---------------- |
| RTO in Disaster | Within 6 hours |                  |
| RPO in Disaster | Within 2 hours |                  |
| Backup Site     | Required       | Different region |

### 11.2 Data Center Requirements

| Item                     | Requirement                              | Remarks |
| ------------------------ | ---------------------------------------- | ------- |
| Geographic Distribution  | Required (2 or more sites)               |         |
| Earthquake Resistance    | Required (supports seismic intensity 6+) |         |
| Private Power Generation | Required (operates for 24 hours)         |         |

## 12. Other Non-Functional Requirements

### 12.1 Education/Training

| Item                   | Requirement                      | Remarks |
| ---------------------- | -------------------------------- | ------- |
| Administrator Training | 4-hour training                  |         |
| End User Training      | 2-hour training, manual provided |         |

### 12.2 Support System

| Item           | Requirement                                     | Remarks |
| -------------- | ----------------------------------------------- | ------- |
| Support Desk   | Phone, email, chat                              |         |
| Support Hours  | Weekdays 9am–6pm                                |         |
| Support Levels | Help desk, technical support, developer support |         |

## 13. Non-Functional Requirements Prioritization

The following non-functional requirements are prioritized based on alignment with business requirements.

| Priority | Non-Functional Requirement Category | Reason                                     |
| -------- | ----------------------------------- | ------------------------------------------ |
| 1        | Security                            | Handles personal information               |
| 2        | Availability                        | Service downtime has major business impact |
| 3        | Performance                         | To prepare for increase in users           |

## 14. References & Appendix

### 14.1 Reference Standards & Guidelines

- JIS Q 15001
- Personal Information Protection Law Guidelines
- WCAG 2.1

### 14.2 Glossary

| Term      | Description                   |
| --------- | ----------------------------- |
| Member ID | ID to identify member         |
| Role      | User authority classification |
| RTO/RPO   | Disaster recovery indicators  |

### 14.3 Related Documents

- Membership Management Requirements Definition Document
- Membership Management System Design Document
- Membership Management Operation Design Document